# 【表紙】

【提出書類】 | 有価証券報告書
【根拠条文】 | 金融商品取引法第24条第１項
【提出先】 | 関東財務局長
【提出日】 | 2021年６月25日
【事業年度】 | 第75期（自　2020年４月１日　至　2021年３月31日）
【会社名】 | ＪＫホールディングス株式会社
【英訳名】 | JK Holdings Co., Ltd.
【代表者の役職氏名】 | 代表取締役社長　　青木　慶一郎
【本店の所在の場所】 | 東京都江東区新木場一丁目７番22号
【電話番号】 | ０３－５５３４－３８００（代表）
【事務連絡者氏名】 | 取締役財務担当部長　　舘崎　和行
【最寄りの連絡場所】 | 東京都江東区新木場一丁目７番22号
【電話番号】 | ０３－５５３４－３８０３
【事務連絡者氏名】 | 取締役財務担当部長　　舘崎　和行
【縦覧に供する場所】 | 株式会社東京証券取引所 （東京都中央区日本橋兜町２番１号）

E02732 98960 ＪＫホールディングス株式会社 JK Holdings Co., Ltd. 企業内容等の開示に関する内閣府令 第三号様式 Japan GAAP true CTE CTE 2020-04-01 2021-03-31 FY 2021-03-31 2019-04-01 2020-03-31 2020-03-31 1 false false false E02732-000 2021-06-25 jpcrp030000-asr_E02732-000:HirokazuTabataMember E02732-000 2020-03-31 jppfs_cor:CapitalSurplusMember E02732-000 2020-04-01 2021-03-31 jpcrp_cor:CorporateAuditorsExcludingOutsideCorporateAuditorsMember E02732-000 2020-04-01 2021-03-31 jpcrp_cor:OutsideDirectorsAndOtherOfficersMember E02732-000 2020-04-01 2021-03-31 jppfs_cor:CapitalStockMember E02732-000 2020-04-01 2021-03-31 jppfs_cor:CapitalSurplusMember E02732-000 2020-04-01 2021-03-31 jppfs_cor:RetainedEarningsMember E02732-000 2020-04-01 2021-03-31 jppfs_cor:TreasuryStockMember E02732-000 2020-04-01 2021-03-31 jppfs_cor:ValuationAndTranslationAdjustmentsMember E02732-000 2020-04-01 2021-03-31 jppfs_cor:ValuationDifferenceOnAvailableForSaleSecuritiesMember E02732-000 2020-04-01 2021-03-31 jppfs_cor:DeferredGainsOrLossesOnHedgesMember E02732-000 2020-04-01 2021-03-31 jppfs_cor:RevaluationReserveForLandMember E02732-000 2020-04-01 2021-03-31 jppfs_cor:NonControllingInterestsMember E02732-000 2021-03-31 jppfs_cor:NonConsolidatedMember jppfs_cor:ShareholdersEquityMember E02732-000 2021-03-31 jppfs_cor:NonConsolidatedMember jppfs_cor:CapitalStockMember E02732-000 2021-03-31 jppfs_cor:NonConsolidatedMember jppfs_cor:CapitalSurplusMember E02732-000 2021-03-31 jppfs_cor:NonConsolidatedMember jppfs_cor:LegalCapitalSurplusMember E02732-000 2021-03-31 jppfs_cor:NonConsolidatedMember jppfs_cor:OtherCapitalSurplusMember E02732-000 2021-03-31 jppfs_cor:NonConsolidatedMember jppfs_cor:RetainedEarningsMember E02732-000 2021-03-31 jppfs_cor:NonConsolidatedMember jppfs_cor:LegalRetainedEarningsMember E02732-000 2021-03-31 jppfs_cor:NonConsolidatedMember jppfs_cor:ReserveForAdvancedDepreciationOfNoncurrentAssetsMember E02732-000 2021-03-31 jppfs_cor:NonConsolidatedMember jppfs_cor:GeneralReserveMember E02732-000 2021-03-31 jppfs_cor:NonConsolidatedMember jppfs_cor:RetainedEarningsBroughtForwardMember E02732-000 2021-03-31 jppfs_cor:NonConsolidatedMember jppfs_cor:TreasuryStockMember E02732-000 2021-03-31 jppfs_cor:NonConsolidatedMember jppfs_cor:ValuationAndTranslationAdjustmentsMember E02732-000 2021-06-25 jpcrp_cor:Row6Member E02732-000 2021-06-25 jpcrp_cor:Row5Member E02732-000 2021-03-31 jpcrp_cor:OtherOperatingSegmentsAxisMember E02732-000 2021-03-31 jppfs_cor:NonConsolidatedMember jpcrp030000-asr_E02732-000:GeneralBuildingMaterialsWholesaleBusinessReportableSegmentsMember E02732-000 2019-04-01 2020-03-31 jppfs_cor:CapitalStockMember E02732-000 2019-04-01 2020-03-31 jppfs_cor:CapitalSurplusMember E02732-000 2019-04-01 2020-03-31 jppfs_cor:TreasuryStockMember E02732-000 2019-04-01 2020-03-31 jppfs_cor:ShareholdersEquityMember E02732-000 2019-04-01 2020-03-31 jppfs_cor:ValuationDifferenceOnAvailableForSaleSecuritiesMember E02732-000 2019-04-01 2020-03-31 jppfs_cor:DeferredGainsOrLossesOnHedgesMember E02732-000 2019-04-01 2020-03-31 jppfs_cor:RevaluationReserveForLandMember E02732-000 2019-04-01 2020-03-31 jppfs_cor:ValuationAndTranslationAdjustmentsMember E02732-000 2019-04-01 2020-03-31 jppfs_cor:NonControllingInterestsMember E02732-000 2020-03-31 jppfs_cor:RetainedEarningsMember E02732-000 2020-03-31 jppfs_cor:TreasuryStockMember E02732-000 2020-03-31 jppfs_cor:ShareholdersEquityMember E02732-000 2020-03-31 jppfs_cor:ValuationDifferenceOnAvailableForSaleSecuritiesMember E02732-000 2020-03-31 jppfs_cor:DeferredGainsOrLossesOnHedgesMember E02732-000 2020-03-31 jppfs_cor:RevaluationReserveForLandMember E02732-000 2020-03-31 jppfs_cor:ValuationAndTranslationAdjustmentsMember E02732-000 2020-03-31 jppfs_cor:NonControllingInterestsMember E02732-000 2019-03-31 jppfs_cor:NonConsolidatedMember jppfs_cor:ReserveForAdvancedDepreciationOfNoncurrentAssetsMember E02732-000 2019-03-31 jppfs_cor:NonConsolidatedMember jppfs_cor:GeneralReserveMember E02732-000 2019-03-31 jppfs_cor:NonConsolidatedMember jppfs_cor:RetainedEarningsBroughtForwardMember E02732-000 2019-03-31 jppfs_cor:NonConsolidatedMember jppfs_cor:RetainedEarningsMember E02732-000 2019-03-31 jppfs_cor:NonConsolidatedMember jppfs_cor:TreasuryStockMember E02732-000 2019-03-31 jppfs_cor:NonConsolidatedMember jppfs_cor:ShareholdersEquityMember E02732-000 2019-03-31 jppfs_cor:NonConsolidatedMember jppfs_cor:ValuationDifferenceOnAvailableForSaleSecuritiesMember E02732-000 2019-03-31 jppfs_cor:NonConsolidatedMember jppfs_cor:RevaluationReserveForLandMember E02732-000 2019-03-31 jppfs_cor:NonConsolidatedMember jppfs_cor:ValuationAndTranslationAdjustmentsMember E02732-000 2019-03-31 jppfs_cor:NonConsolidatedMember jppfs_cor:CapitalStockMember E02732-000 2019-03-31 jppfs_cor:NonConsolidatedMember jppfs_cor:LegalCapitalSurplusMember E02732-000 2019-03-31 jppfs_cor:NonConsolidatedMember jppfs_cor:OtherCapitalSurplusMember E02732-000 2019-03-31 jppfs_cor:NonConsolidatedMember jppfs_cor:CapitalSurplusMember E02732-000 2019-03-31 jppfs_cor:NonConsolidatedMember jppfs_cor:LegalRetainedEarningsMember E02732-000 2019-04-01 2020-03-31 jppfs_cor:NonConsolidatedMember jppfs_cor:GeneralReserveMember E02732-000 2019-04-01 2020-03-31 jppfs_cor:NonConsolidatedMember jppfs_cor:RetainedEarningsBroughtForwardMember E02732-000 2019-04-01 2020-03-31 jppfs_cor:NonConsolidatedMember jppfs_cor:RetainedEarningsMember E02732-000 2019-04-01 2020-03-31 jppfs_cor:NonConsolidatedMember jppfs_cor:TreasuryStockMember E02732-000 2019-04-01 2020-03-31 jppfs_cor:NonConsolidatedMember jppfs_cor:ShareholdersEquityMember E02732-000 2019-04-01 2020-03-31 jppfs_cor:NonConsolidatedMember jppfs_cor:CapitalStockMember E02732-000 2019-04-01 2020-03-31 jppfs_cor:NonConsolidatedMember jppfs_cor:LegalCapitalSurplusMember E02732-000 2021-03-31 jpcrp_cor:Row6Member E02732-000 2021-03-31 jpcrp_cor:Row7Member E02732-000 2021-03-31 jpcrp_cor:Row8Member E02732-000 2021-03-31 jpcrp_cor:Row9Member E02732-000 2021-03-31 jpcrp_cor:Row10Member E02732-000 2021-03-31 jpcrp_cor:Row11Member E02732-000 2021-03-31 jpcrp_cor:Row12Member E02732-000 2021-03-31 jpcrp_cor:Row13Member E02732-000 2021-03-31 jpcrp_cor:Row14Member E02732-000 2021-03-31 jpcrp_cor:Row15Member E02732-000 2021-03-31 jpcrp_cor:Row16Member E02732-000 2021-03-31 jpcrp_cor:Row17Member E02732-000 2021-03-31 jpcrp_cor:Row18Member E02732-000 2021-03-31 jpcrp_cor:Row19Member E02732-000 2021-03-31 jpcrp_cor:Row20Member E02732-000 2021-03-31 jpcrp_cor:Row21Member E02732-000 2021-03-31 jpcrp_cor:Row1Member E02732-000 2019-04-01 2020-03-31 jppfs_cor:NonConsolidatedMember jppfs_cor:OtherCapitalSurplusMember E02732-000 2019-04-01 2020-03-31 jppfs_cor:CapitalSurplusMember jppfs_cor:NonConsolidatedMember E02732-000 2019-04-01 2020-03-31 jppfs_cor:NonConsolidatedMember jppfs_cor:LegalRetainedEarningsMember E02732-000 2019-04-01 2020-03-31 jppfs_cor:NonConsolidatedMember jppfs_cor:ReserveForAdvancedDepreciationOfNoncurrentAssetsMember E02732-000 2019-04-01 2020-03-31 jppfs_cor:NonConsolidatedMember jppfs_cor:ValuationDifferenceOnAvailableForSaleSecuritiesMember E02732-000 2019-04-01 2020-03-31 jppfs_cor:NonConsolidatedMember jppfs_cor:RevaluationReserveForLandMember E02732-000 2019-04-01 2020-03-31 jppfs_cor:NonConsolidatedMember jppfs_cor:ValuationAndTranslationAdjustmentsMember E02732-000 2020-03-31 jppfs_cor:NonConsolidatedMember jppfs_cor:CapitalStockMember E02732-000 2020-03-31 jppfs_cor:NonConsolidatedMember jppfs_cor:LegalCapitalSurplusMember E02732-000 2020-03-31 jppfs_cor:NonConsolidatedMember jppfs_cor:OtherCapitalSurplusMember E02732-000 2020-03-31 jppfs_cor:NonConsolidatedMember jppfs_cor:CapitalSurplusMember E02732-000 2020-03-31 jppfs_cor:NonConsolidatedMember jppfs_cor:LegalRetainedEarningsMember E02732-000 2020-04-01 2021-03-31 jppfs_cor:ShareholdersEquityMember E02732-000 2020-03-31 jppfs_cor:NonConsolidatedMember jppfs_cor:ReserveForAdvancedDepreciationOfNoncurrentAssetsMember E02732-000 2020-03-31 jppfs_cor:NonConsolidatedMember jppfs_cor:GeneralReserveMember E02732-000 2020-03-31 jppfs_cor:NonConsolidatedMember jppfs_cor:RetainedEarningsBroughtForwardMember E02732-000 2020-03-31 jppfs_cor:NonConsolidatedMember jppfs_cor:RetainedEarningsMember E02732-000 2020-03-31 jppfs_cor:NonConsolidatedMember jppfs_cor:TreasuryStockMember E02732-000 2020-03-31 jppfs_cor:NonConsolidatedMember jppfs_cor:ShareholdersEquityMember E02732-000 2020-03-31 jppfs_cor:NonConsolidatedMember jppfs_cor:ValuationDifferenceOnAvailableForSaleSecuritiesMember E02732-000 2020-03-31 jppfs_cor:NonConsolidatedMember jppfs_cor:RevaluationReserveForLandMember E02732-000 2020-03-31 jppfs_cor:NonConsolidatedMember jppfs_cor:ValuationAndTranslationAdjustmentsMember E02732-000 2021-03-31 jppfs_cor:ShareholdersEquityMember E02732-000 2021-03-31 jppfs_cor:CapitalStockMember E02732-000 2021-03-31 jppfs_cor:CapitalSurplusMember E02732-000 2021-03-31 jppfs_cor:RetainedEarningsMember E02732-000 2021-03-31 jppfs_cor:TreasuryStockMember E02732-000 2021-03-31 jppfs_cor:ValuationAndTranslationAdjustmentsMember E02732-000 2021-03-31 jppfs_cor:ValuationDifferenceOnAvailableForSaleSecuritiesMember E02732-000 2021-03-31 jppfs_cor:DeferredGainsOrLossesOnHedgesMember E02732-000 2021-03-31 jppfs_cor:RevaluationReserveForLandMember E02732-000 2021-03-31 jppfs_cor:NonControllingInterestsMember E02732-000 2019-04-01 2020-03-31 jpcrp_cor:ReportableSegmentsMember E02732-000 2020-03-31 jpcrp_cor:ReconcilingItemsMember E02732-000 2020-03-31 jpcrp_cor:TotalOfReportableSegmentsAndOthersMember E02732-000 2020-03-31 jpcrp_cor:OperatingSegmentsNotIncludedInReportableSegmentsAndOtherRevenueGeneratingBusinessActivitiesMember E02732-000 2021-03-31 jpcrp_cor:Row5Member E02732-000 2021-03-31 jpcrp_cor:Row2Member E02732-000 2021-03-31 jpcrp_cor:Row3Member E02732-000 2021-03-31 jpcrp_cor:Row4Member E02732-000 2020-03-31 jpcrp_cor:Row1Member E02732-000 2020-03-31 jpcrp_cor:Row2Member E02732-000 2020-03-31 jpcrp_cor:Row3Member E02732-000 2020-03-31 jpcrp_cor:Row4Member E02732-000 2021-06-25 jpcrp_cor:Row1Member E02732-000 2021-06-25 jpcrp_cor:Row2Member E02732-000 2021-06-25 jpcrp_cor:Row3Member E02732-000 2021-06-25 jpcrp_cor:Row4Member E02732-000 2021-06-25 jpcrp030000-asr_E02732-000:YoshidaTakashiMember E02732-000 2021-06-25 jpcrp030000-asr_E02732-000:AokiKeiichirouMember E02732-000 2021-06-25 jpcrp030000-asr_E02732-000:OgawaAkinoriMember E02732-000 2021-06-25 jpcrp030000-asr_E02732-000:KanekoTomoakiMember E02732-000 2021-06-25 jpcrp030000-asr_E02732-000:KoyanagiTatsuoMember E02732-000 2021-06-25 jpcrp030000-asr_E02732-000:TatezakiKazuyukiMember E02732-000 2021-06-25 jpcrp030000-asr_E02732-000:YoshidaAkiraMember E02732-000 2021-06-25 jpcrp030000-asr_E02732-000:OotaKouzouMember E02732-000 2021-06-25 jpcrp030000-asr_E02732-000:KobayashiShinichiMember E02732-000 2020-04-01 2021-03-31 jpcrp_cor:DirectorsExcludingOutsideDirectorsMember E02732-000 2020-04-01 2021-03-31 jppfs_cor:NonConsolidatedMember jppfs_cor:RevaluationReserveForLandMember E02732-000 2021-03-31 jpcrp_cor:No1MajorShareholdersMember E02732-000 2021-03-31 jpcrp_cor:No2MajorShareholdersMember E02732-000 2021-03-31 jpcrp_cor:No3MajorShareholdersMember E02732-000 2021-03-31 jpcrp_cor:No4MajorShareholdersMember E02732-000 2021-03-31 jpcrp_cor:No5MajorShareholdersMember E02732-000 2021-03-31 jpcrp_cor:No6MajorShareholdersMember E02732-000 2021-03-31 jpcrp_cor:No7MajorShareholdersMember E02732-000 2021-03-31 jpcrp_cor:No8MajorShareholdersMember E02732-000 2020-04-01 2021-03-31 jppfs_cor:NonConsolidatedMember jppfs_cor:RetainedEarningsBroughtForwardMember E02732-000 2021-03-31 jppfs_cor:NonConsolidatedMember E02732-000 2020-04-01 2021-03-31 jppfs_cor:NonConsolidatedMember E02732-000 2020-03-31 jppfs_cor:NonConsolidatedMember E02732-000 2019-04-01 2020-03-31 jppfs_cor:NonConsolidatedMember E02732-000 2019-03-31 jppfs_cor:NonConsolidatedMember E02732-000 2018-04-01 2019-03-31 jppfs_cor:NonConsolidatedMember E02732-000 2018-03-31 jppfs_cor:NonConsolidatedMember E02732-000 2017-04-01 2018-03-31 jppfs_cor:NonConsolidatedMember E02732-000 2021-03-31 jpcrp_cor:ReconcilingItemsMember E02732-000 2021-03-31 jpcrp_cor:TotalOfReportableSegmentsAndOthersMember E02732-000 2021-03-31 jpcrp_cor:OperatingSegmentsNotIncludedInReportableSegmentsAndOtherRevenueGeneratingBusinessActivitiesMember E02732-000 2021-03-31 jpcrp_cor:ReportableSegmentsMember E02732-000 2020-04-01 2021-03-31 jpcrp_cor:ReconcilingItemsMember E02732-000 2020-04-01 2021-03-31 jpcrp_cor:TotalOfReportableSegmentsAndOthersMember E02732-000 2020-04-01 2021-03-31 jpcrp_cor:OperatingSegmentsNotIncludedInReportableSegmentsAndOtherRevenueGeneratingBusinessActivitiesMember E02732-000 2020-04-01 2021-03-31 jpcrp_cor:ReportableSegmentsMember E02732-000 2020-04-01 2021-03-31 jpcrp_cor:OtherReportableSegmentsMember E02732-000 2021-03-31 jpcrp_cor:UnallocatedAmountsAndEliminationMember E02732-000 2021-03-31 jppfs_cor:RemeasurementsOfDefinedBenefitPlansMember E02732-000 2020-04-01 2021-03-31 jppfs_cor:RemeasurementsOfDefinedBenefitPlansMember E02732-000 2020-03-31 jppfs_cor:RemeasurementsOfDefinedBenefitPlansMember E02732-000 2019-04-01 2020-03-31 jppfs_cor:RemeasurementsOfDefinedBenefitPlansMember E02732-000 2019-03-31 jppfs_cor:RemeasurementsOfDefinedBenefitPlansMember E02732-000 2019-04-01 2020-03-31 jpcrp_cor:ReconcilingItemsMember E02732-000 2019-04-01 2020-03-31 jpcrp_cor:TotalOfReportableSegmentsAndOthersMember E02732-000 2019-04-01 2020-03-31 jpcrp_cor:OperatingSegmentsNotIncludedInReportableSegmentsAndOtherRevenueGeneratingBusinessActivitiesMember E02732-000 2021-03-31 jpcrp_cor:SharesWithFullVotingRightsTreasurySharesEtcMember E02732-000 2021-03-31 jpcrp_cor:OrdinarySharesTreasurySharesSharesWithFullVotingRightsTreasurySharesEtcMember E02732-000 2021-03-31 jpcrp_cor:OrdinarySharesReciprocalHoldingSharesWithFullVotingRightsTreasurySharesEtcMember E02732-000 2021-03-31 jpcrp_cor:SharesWithFullVotingRightsOtherMember E02732-000 2021-03-31 jpcrp_cor:OrdinarySharesSharesWithFullVotingRightsOtherMember E02732-000 2021-06-25 jpcrp030000-asr_E02732-000:MatsudaAkihiroMember E02732-000 2021-03-31 jpcrp_cor:Row22Member E02732-000 2021-03-31 jpcrp_cor:Row23Member E02732-000 2021-03-31 jpcrp_cor:Row24Member E02732-000 2021-03-31 jpcrp_cor:Row25Member E02732-000 2021-03-31 jpcrp_cor:Row26Member E02732-000 2020-03-31 jpcrp_cor:Row5Member E02732-000 2021-03-31 jpcrp_cor:SharesLessThanOneUnitMember E02732-000 2021-03-31 jpcrp_cor:OrdinarySharesSharesLessThanOneUnitMember E02732-000 2021-06-25 jpcrp030000-asr_E02732-000:TaniuchiYutakaMember E02732-000 2021-06-25 jpcrp030000-asr_E02732-000:TanakaHideakiMember E02732-000 2021-06-25 E02732-000 2021-03-31 E02732-000 2020-04-01 2021-03-31 E02732-000 2020-03-31 E02732-000 2019-04-01 2020-03-31 E02732-000 2019-03-31 E02732-000 2018-04-01 2019-03-31 E02732-000 2018-03-31 E02732-000 2017-04-01 2018-03-31 E02732-000 2017-03-31 E02732-000 2016-04-01 2017-03-31 E02732-000 2019-03-31 jppfs_cor:TreasuryStockMember E02732-000 2019-03-31 jppfs_cor:ShareholdersEquityMember E02732-000 2019-03-31 jppfs_cor:ValuationDifferenceOnAvailableForSaleSecuritiesMember E02732-000 2019-03-31 jppfs_cor:DeferredGainsOrLossesOnHedgesMember E02732-000 2019-03-31 jppfs_cor:RevaluationReserveForLandMember E02732-000 2019-03-31 jppfs_cor:ValuationAndTranslationAdjustmentsMember E02732-000 2019-03-31 jppfs_cor:NonControllingInterestsMember E02732-000 2019-04-01 2020-03-31 jppfs_cor:RetainedEarningsMember E02732-000 2020-03-31 jppfs_cor:CapitalStockMember E02732-000 2019-04-01 2020-03-31 jpcrp_cor:UnallocatedAmountsAndEliminationMember E02732-000 2020-04-01 2021-03-31 jpcrp030000-asr_E02732-000:GeneralBuildingMaterialsRetailBusinessReportableSegmentsMember E02732-000 2020-04-01 2021-03-31 jpcrp030000-asr_E02732-000:PlywoodManufacturingAndWoodProcessingBusinessRepotableSegmentsMember E02732-000 2020-04-01 2021-03-31 jpcrp030000-asr_E02732-000:GeneralBuildingMaterialsWholesaleBusinessReportableSegmentsMember E02732-000 2019-04-01 2020-03-31 jpcrp030000-asr_E02732-000:GeneralBuildingMaterialsRetailBusinessReportableSegmentsMember E02732-000 2019-04-01 2020-03-31 jpcrp030000-asr_E02732-000:PlywoodManufacturingAndWoodProcessingBusinessRepotableSegmentsMember E02732-000 2020-04-01 2021-03-31 jppfs_cor:NonConsolidatedMember jppfs_cor:OtherCapitalSurplusMember E02732-000 2020-04-01 2021-03-31 jppfs_cor:NonConsolidatedMember jppfs_cor:RetainedEarningsMember E02732-000 2020-04-01 2021-03-31 jppfs_cor:NonConsolidatedMember jppfs_cor:LegalRetainedEarningsMember E02732-000 2020-04-01 2021-03-31 jppfs_cor:NonConsolidatedMember jppfs_cor:ReserveForAdvancedDepreciationOfNoncurrentAssetsMember E02732-000 2020-04-01 2021-03-31 jppfs_cor:NonConsolidatedMember jppfs_cor:GeneralReserveMember E02732-000 2020-04-01 2021-03-31 jpcrp_cor:UnallocatedAmountsAndEliminationMember E02732-000 2020-03-31 jpcrp_cor:ReportableSegmentsMember E02732-000 2020-03-31 jpcrp_cor:UnallocatedAmountsAndEliminationMember E02732-000 2019-04-01 2020-03-31 jpcrp030000-asr_E02732-000:GeneralBuildingMaterialsWholesaleBusinessReportableSegmentsMember E02732-000 2021-03-31 jpcrp030000-asr_E02732-000:GeneralBuildingMaterialsRetailBusinessReportableSegmentsMember E02732-000 2021-03-31 jpcrp030000-asr_E02732-000:PlywoodManufacturingAndWoodProcessingBusinessRepotableSegmentsMember E02732-000 2021-03-31 jpcrp030000-asr_E02732-000:GeneralBuildingMaterialsWholesaleBusinessReportableSegmentsMember E02732-000 2020-03-31 jpcrp030000-asr_E02732-000:GeneralBuildingMaterialsRetailBusinessReportableSegmentsMember E02732-000 2020-03-31 jpcrp030000-asr_E02732-000:PlywoodManufacturingAndWoodProcessingBusinessRepotableSegmentsMember E02732-000 2020-03-31 jpcrp030000-asr_E02732-000:GeneralBuildingMaterialsWholesaleBusinessReportableSegmentsMember E02732-000 2020-04-01 2021-03-31 jppfs_cor:NonConsolidatedMember jppfs_cor:TreasuryStockMember E02732-000 2020-04-01 2021-03-31 jppfs_cor:NonConsolidatedMember jppfs_cor:ValuationAndTranslationAdjustmentsMember E02732-000 2020-04-01 2021-03-31 jppfs_cor:NonConsolidatedMember jppfs_cor:ValuationDifferenceOnAvailableForSaleSecuritiesMember E02732-000 2021-03-31 jpcrp_cor:OrdinaryShareMember E02732-000 2021-03-31 jpcrp_cor:SharesWithNoVotingRightsMember E02732-000 2021-03-31 jpcrp_cor:SharesWithRestrictedVotingRightsTreasurySharesEtcMember E02732-000 2021-03-31 jpcrp_cor:SharesWithRestrictedVotingRightsOtherMember E02732-000 2021-03-31 jppfs_cor:NonConsolidatedMember jppfs_cor:ValuationDifferenceOnAvailableForSaleSecuritiesMember E02732-000 2021-03-31 jppfs_cor:NonConsolidatedMember jppfs_cor:RevaluationReserveForLandMember E02732-000 2020-04-01 2021-03-31 jppfs_cor:NonConsolidatedMember jppfs_cor:ShareholdersEquityMember E02732-000 2020-04-01 2021-03-31 jppfs_cor:NonConsolidatedMember jppfs_cor:CapitalStockMember E02732-000 2020-04-01 2021-03-31 jppfs_cor:NonConsolidatedMember jppfs_cor:CapitalSurplusMember E02732-000 2020-04-01 2021-03-31 jppfs_cor:NonConsolidatedMember jppfs_cor:LegalCapitalSurplusMember E02732-000 2021-03-31 jppfs_cor:NonConsolidatedMember jpcrp030000-asr_E02732-000:PlywoodManufacturingAndWoodProcessingBusinessRepotableSegmentsMember E02732-000 2021-03-31 jppfs_cor:NonConsolidatedMember jpcrp030000-asr_E02732-000:GeneralBuildingMaterialsRetailBusinessReportableSegmentsMember E02732-000 2021-03-31 jppfs_cor:NonConsolidatedMember jpcrp_cor:OtherOperatingSegmentsAxisMember E02732-000 2021-06-25 jpcrp_cor:OrdinaryShareMember E02732-000 2017-03-31 jppfs_cor:NonConsolidatedMember E02732-000 2016-04-01 2017-03-31 jppfs_cor:NonConsolidatedMember E02732-000 2019-03-31 jppfs_cor:CapitalStockMember E02732-000 2019-03-31 jppfs_cor:CapitalSurplusMember E02732-000 2019-03-31 jppfs_cor:RetainedEarningsMember E02732-000 2021-03-31 jpcrp_cor:No9MajorShareholdersMember E02732-000 2021-03-31 jpcrp_cor:No10MajorShareholdersMember E02732-000 2020-03-31 jpcrp_cor:Row6Member E02732-000 2020-03-31 jpcrp_cor:Row7Member E02732-000 2020-03-31 jpcrp_cor:Row8Member E02732-000 2020-03-31 jpcrp_cor:Row9Member E02732-000 2020-03-31 jpcrp_cor:Row10Member E02732-000 2020-03-31 jpcrp_cor:Row11Member E02732-000 2020-03-31 jpcrp_cor:Row12Member E02732-000 2020-03-31 jpcrp_cor:Row13Member E02732-000 2020-03-31 jpcrp_cor:Row14Member E02732-000 2020-03-31 jpcrp_cor:Row15Member E02732-000 2020-03-31 jpcrp_cor:Row16Member E02732-000 2020-03-31 jpcrp_cor:Row17Member E02732-000 2020-03-31 jpcrp_cor:Row18Member E02732-000 2020-03-31 jpcrp_cor:Row19Member E02732-000 2020-03-31 jpcrp_cor:Row20Member E02732-000 2020-03-31 jpcrp_cor:Row21Member E02732-000 2020-03-31 jpcrp_cor:Row22Member E02732-000 2020-03-31 jpcrp_cor:Row23Member E02732-000 2020-03-31 jpcrp_cor:Row24Member E02732-000 2020-03-31 jpcrp_cor:Row25Member E02732-000 2020-03-31 jpcrp_cor:Row26Member xbrli:shares xbrli:pure iso4217:JPY iso4217:JPY xbrli:shares